package com.touchapk;

import java.io.File;
import java.io.FileOutputStream;
import java.io.IOException;
import java.io.PrintStream;

public class IO2File {  
    public static void main(String[] args) throws IOException {  
  
        File f=new File("out.txt");  
        f.createNewFile();  
        FileOutputStream fileOutputStream = new FileOutputStream(f);  
        PrintStream printStream = new PrintStream(fileOutputStream);  
        System.setOut(printStream);  
        System.out.println("默认输出到控制台的这一句，输出到了文件 out.txt");  
    }  
}  